【单选题】What can we infer from the passage?
A.
We should learn what labor-market discrimination is.
B.
We should learn to analyze the reasons why there is discrimination in labor markets.
C.
We should consider labor-market discrimination from political perspectives.
D.
We should learn the size of labor-market discrimination.
【简答题】道德教育的是当代德育理论中流行最为广泛、占据主导地位的德育学说。
【单选题】100多个国家签署生物与毒素武器公约的时间是
【判断题】汽车电路图 是 检修车电气系统时须参考的基本资料。
【判断题】费林试剂氧化法测定还原糖含量,采用亚甲基蓝指示剂,可以直接用费林试剂滴定还原糖。( )
【判断题】汽车电路图是检修汽车电气系统时必须参考的基本资料。
【单选题】Racial discrimination will breed the anger that can a whole society.
【单选题】Which statement can be inferred from this passage?
A.
Racial discrimination originated from the attempts of each race to keep its identity.
B.
Despite the racial discrimination, all the people are helping America develop.
C.
Indian should not be so superior.
D.
The blacks suffer from the worst crimination now.
【单选题】Price discrimination
A.
a. is illegal in the United States and Europe.
B.
b. can occur in both perfectly competitive and monopoly markets.
C.
c. is illogical because it does not maximize profits.
D.
d. can maximize profits if the seller can prevent the resale of goods between customers.
【单选题】在元素周期表中H、Li、Na、K元素是()元素。